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Mathematics, 31.07.2019 17:00 tddreviews
At a zoo, the lion pen has a ring-shaped sidewalk around it. the other edge of the sidewalk is a circle with a radius of 11 m. the inner edge of the sidewalk is a circle with a radius of 9m. (a) write and simplify an expression for the extra area of the sidewalk. (b) find the approximate area of the sidewalk. use 3.14 to approximate j, l.
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At a zoo, the lion pen has a ring-shaped sidewalk around it. the other edge of the sidewalk is a cir...
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